Cicurina (Cicurella) gruta Gertsch 1992

Paquin, Pierre & Dupérré, Nadine, 2009, of 60 troglobitic species of the subgenus Cicurella (Araneae: Dictynidae), and a first visual assessment of their distribution, Zootaxa 2002, pp. 1-67 : 24

Cicurina (Cicurella) gruta Gertsch 1992

( Figs 38–39, 138)

Cicurina gruta Gertsch 1992: 117 , figs 147–148 (description of female). — Reddell 1995: 23; Jackman 1997: 162; Cokendolpher 2004a: 24, 52.

HOLOTYPE female: “ Texas: Dunbar Cave , Edwards County, w100;n29, September 29, 1956 W. McAlister coll.”. Examined ( AMNH).

Description. Female holotype

Total length: 3.78; carapace length: 1.80; carapace width: 1.26; opisthosoma length 1.98. Eyes absent. Cheliceral promargin right side with 3 teeth (2 large, 1 small), left side likewise; retromargin right side with 7 denticles (3 large, 4 small), left side 6 denticles (3 large, 3 small). Leg I: total length: 5.45; femur: 1.53; patella: 0.58; tibia: 1.30; metatarsus: 1.25; tarsus: 0.80; leg IV: total length: 6.14; femur: 1.54; patella: 0.55; tibia: 1.50; metatarsus: 1.60; tarsus: 0.95. Tarsal claw IV: 0.15. Epigynum length: 0.434. Epigynal ventral plate with moderate transverse slit, bearing medial, deep, inverted U-shaped indentation; atrium squared, twothirds intruded by rounded dorsal plate, atrial aperture small; bursa not enlarged nor fused; copulatory ducts barely separated at midpoint, reaching top of primary lobe apex; copulatory ducts constriction located basally; primary pores not visible; stalk short, straight, obliquely directed, joining the primary lobe at the aperture of the dictynoid pore; dictynoid pore rounded; primary lobe elongated; secondary lobe absent; fertilization canal short, externally positioned from the dictynoid pore; fertilization duct medially attached to the primary lobe base.

Distribution. Only reported from the type locality: Dunbar Cave (Edwards County, Texas, Fig. 138).

Remarks. Male unknown. Data added by Gertsch (1992): “ 20 miles sw Rocksprings” to facilitate the location of the cave.